RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.
1,617 results for "Ica Valley" — page 73 of 81
ZH_3_04 — Chaco Canyon: Solar Markers and Pueblo Astronomy
Chaco Canyon (northwestern New Mexico) was the center of Ancestral Puebloan (formerly called Anasazi) civilization from approximately 850–1150 CE, featuring monumental Great Houses containing hundreds of rooms, extensive
ZH_3_23 — Maya Venus Observations
The ancient Maya developed the most precise pre-telescopic observations of Venus in the world, culminating in the Venus Table (pages 24 and 46–50) of the Dresden Codex — a Late Postclassic manuscript (~13th–14th century
ZH_3_22 — Medicine Wheel Astronomy
Medicine wheels are large stone structures found across the northern Great Plains and Rocky Mountain front ranges of North America, from Wyoming and Montana to Saskatchewan and Alberta, consisting of central cairns with
ZH_3_09 — Solar Geometry in Pueblo Architecture: Mesa Verde, Hovenweep
The Ancestral Puebloan peoples (formerly termed "Anasazi") of the American Southwest incorporated sophisticated solar geometry into their architecture, settlement planning, and ceremonial life across a vast region center
ZH_5_00 — Methods Modern Archaeoastronomy: Subfolder Summary
ZH_5_20 — Maya Calendar Systems: Cycles of Time and Cosmic Order
The Maya calendar system represents one of the most sophisticated timekeeping frameworks developed by any civilization, integrating multiple interlocking cycles to track sacred, civil, agricultural, and cosmic time over
ZH_2_11 — Southeast Asian Astronomy: Thai, Burmese, Khmer, and Indonesian Traditions
The astronomical traditions of Southeast Asia — Thailand (Siam), Myanmar (Burma), Cambodia (Khmer), Java, Bali, and the wider Malay-Indonesian archipelago — represent a distinctive synthesis of Indian, indigenous, and (i
ZH_2_00 — Asian Islamic Indian: Subfolder Summary
ZH_1_08 — Sundials, Gnomons, and Ancient Timekeeping Devices
The gnomon — a vertical stick, pillar, or edge that casts a shadow — is arguably the oldest scientific instrument in human history, requiring nothing more than a straight object placed in sunlight to measure time, determ
C_1_18 — The Wise Old Man / Mentor Archetype: Cross-Cultural Analysis
The Wise Old Man / Mentor archetype — identified by Carl Jung as the Senex or Mana personality — represents one of the most consistent character patterns in world mythology and narrative tradition. This figure appears as
C_5_39 — Feng Shui: Chinese Geomancy, Spatial Harmony, and the Built Environment
Feng shui (風水, literally "wind-water") is a Chinese system of spatial analysis and environmental design with roots extending back at least 3,500 years, aimed at harmonizing human structures and activities with the natura
C_5_38 — Sky Burial: Excarnation, Ritual Exposure, and the Sacred Treatment of the Dead
Sky burial (jhator in Tibetan, meaning "giving alms to the birds") is a funerary practice in which the body of the deceased is placed on an elevated, open-air site and exposed to the elements and to carrion birds — prima
C_5_37 — The Oracle at Delphi: Pythia, Prophecy, and Sacred Divination
The Oracle at Delphi was the most prestigious prophetic institution in the ancient Greek world, active from approximately the 8th century BCE to 393 CE when it was closed by the Roman Emperor Theodosius I. Located on the
C_5_32 — Flood Myths: Universal Deluge Traditions Across Civilizations
Flood myths appear in over 200 cultures across every inhabited continent, making the "Great Deluge" one of the most universal narrative motifs in human mythology. The oldest written version appears in the Sumerian Eridu
C_5_36 — The Chakra System: Ancient Indian Model of Subtle Energy Centers
The chakra system is a model of subtle physiology originating in Indian religious and philosophical traditions, describing a series of energy centers (Sanskrit: cakra, "wheel" or "circle") located along the central axis
C_5_34 — Greek Religion: Gods, Ritual, and the Sacred in Ancient Greece
Greek religion was not a unified creed but a diverse ecology of practices, beliefs, and institutions that varied by polis, period, and social context. At its core was polytheistic ritual practice — animal sacrifice, liba
C_5_35 — Tibetan Buddhism: Vajrayana Tradition, Tantra, and Contemplative Science
Tibetan Buddhism — the Vajrayana ("Diamond Vehicle") tradition that developed in Tibet from the 7th century CE onward — represents one of the most elaborate systems of contemplative practice, philosophical analysis, and
C_5_24 — Sacred Kingship: Divine Rulers Across Civilizations
Sacred kingship — the institution by which a ruler derives authority not from popular consent or military power alone but from a divine mandate, descent, or identity — is one of the most pervasive political-religious str
C_2_14 — Rainbow Serpent Across Cultures: A Cross-Cultural Comparative Analysis
The Rainbow Serpent is arguably the most geographically widespread and temporally deep mythological motif in human culture, appearing as a primordial water/creation deity across Australian Aboriginal traditions (where ro
ZF_1_09 — Thermohaline Circulation and Ocean Conveyor
The thermohaline circulation (THC) — often called the "global ocean conveyor belt" — is the large-scale, density-driven system of deep ocean currents that redistributes heat, salt, carbon, and nutrients throughout the wo
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